发明人唐晓军,孙丽萍,冯建国. "Method for the Synthesis of tert-Butyl (4aS,8aR)-hexahydro-2H-pyrido[4,3-b][1,4]oxazine-6(5H)-carboxylate" [P]. 中国发明专利, 专利号 CN 108938783 B, 授权公告日 2023-01-18.
发明人唐晓军,陈志强,刘建华. "A Process for Preparing High-Purity tert-Butyl (4aS,8aR)-hexahydro-2H-pyrido[4,3-b][1,4]oxazine-6(5H)-carboxylate" [P]. 中国发明专利, 专利号 CN 114300434 B, 授权公告日 2016-09-27.
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